diff --git a/.gitignore b/.gitignore
index ae4c7c37..4048883b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,4 @@ erl_crash.dump
 tmp
 config/secret.exs
 .DS_Store
+.tool-versions
diff --git a/lib/new_relic/harvest/harvest_cycle.ex b/lib/new_relic/harvest/harvest_cycle.ex
index a27818d6..34e1c84e 100644
--- a/lib/new_relic/harvest/harvest_cycle.ex
+++ b/lib/new_relic/harvest/harvest_cycle.ex
@@ -131,13 +131,22 @@ defmodule NewRelic.Harvest.HarvestCycle do
           :exit, _exit ->
             NewRelic.log(:error, "Failed to send harvest from #{inspect(supervisor)}")
         after
-          DynamicSupervisor.terminate_child(supervisor, harvester)
+          terminate_child(supervisor, harvester)
         end
       end,
       shutdown: @harvest_timeout
     )
   end
 
+  defp terminate_child(supervisor, harvester) do
+    try do
+      DynamicSupervisor.terminate_child(supervisor, harvester)
+    catch
+      :exit, _exit ->
+        :ok
+    end
+  end
+
   defp stop_harvest_cycle(timer), do: timer && Process.cancel_timer(timer)
 
   defp trigger_harvest_cycle(%{